followup to bug 374491 - remove no more useful localization note.

browser/locales/en-US/chrome/browser/places/places.properties

@@ -6,11 +6,6 @@ noTitle=(no title)
 
 bookmarksMenuEmptyFolder=(Empty)
 
-# LOCALIZATION NOTE (bookmarksBackupFilename) :
-# %S will be replaced by the current date in ISO 8601 format, YYYY-MM-DD.
-# The resulting string will be suggested as a filename, so make sure that you're
-# only using characters legal for file names. Consider falling back to the
-# en-US value if you have to use non-ascii characters.
 bookmarksBackupTitle=Bookmarks backup filename
 
 bookmarksRestoreAlertTitle=Revert Bookmarks